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R-507 Refrigerant

R-507 Refrigerant

R-507 is an azeotropic blend of HFC-125 and HFC-143a intended for low temperature and medium temperature refrigeration. It is nonflammable, and has no ozone depletion potential. R-507 is a substitute for R-502, used specially in commercial refrigeration systems such as supermarkets or transport refrigeration.

Physical Properties

Molecular Weight 98.86
Boiling Point at 1 atm (101.3 kPa) -46.7°C
Critical Temperature 70.9°C
Critical Pressure 3792.1 kPa
Liquid Density at 25°C 1021.9 kg/m3
Liquid Heat Capacity at 25°C 1.49 kJ/(kg·°C)
Heat of Vaporization at Boiling Point 196.0 kJ/kg
GWP 0.35

Packaging and Storage

R-507 is available in disposable steel cylinders (11.3kg/30lb), returnable steel cylinders (740kg/926L) and isotanks. The filling ratio is not more than 0.8kg/L.
Cylinders should be stored in cool, dry and well-ventilated area away from sunlight and rain.

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